:root {
  color-scheme: dark;
  --bg: #101322; --panel: #171b2e; --line: #2c3352; --text: #f2f4fb;
  --muted: #a7aec7; --accent: #7c7ff2; --bad: #e0655c; --good: #4fbf7e;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); line-height: 1.5; }
.shell { max-width: 860px; margin: 0 auto; padding: 24px 16px 48px; }
.topbar { border-bottom: 1px solid var(--line); padding-bottom: 14px; margin-bottom: 18px; }
.eyebrow { margin: 0; color: var(--accent); font-size: 12px; font-weight: 700; text-transform: uppercase; }
h1 { margin: 2px 0 6px; font-size: 24px; }
h2 { margin: 0 0 8px; font-size: 17px; }
.scope-banner { margin: 6px 0 0; color: var(--muted); font-size: 12.5px; }
.help-link { margin-left: 10px; color: var(--accent); font-weight: 700; text-decoration: none; }
.help-link:hover { text-decoration: underline; }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 16px 18px; margin-bottom: 14px; }
.muted { color: var(--muted); font-size: 14px; }
.small { font-size: 12.5px; }
.error { color: var(--bad); font-size: 14px; }
input[type=text], input[type=password], input[type=email] {
  width: 100%; padding: 10px 11px; margin: 6px 0; color: var(--text);
  background: #0d1020; border: 1px solid var(--line); border-radius: 6px;
}
button {
  min-height: 40px; padding: 8px 16px; margin-top: 8px; font-weight: 700;
  color: #fff; background: var(--accent); border: 0; border-radius: 6px; cursor: pointer;
}
button.secondary { background: #262c47; }
button:disabled { opacity: .55; cursor: not-allowed; }
.checkline { display: flex; gap: 8px; align-items: flex-start; margin: 8px 0; color: var(--muted); font-size: 13px; }
.key-banner { display: flex; justify-content: space-between; align-items: center; gap: 10px;
  padding: 8px 10px; margin-bottom: 12px; border: 1px solid var(--line); border-radius: 8px;
  color: var(--muted); font-size: 13px; }
#result { margin-top: 14px; border-top: 1px solid var(--line); padding-top: 12px; }
.verdict-label { font-size: 22px; font-weight: 800; margin: 0; }
.tier { display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: 12px;
  font-weight: 800; text-transform: uppercase; border: 1px solid currentColor; margin-left: 8px; }
.tier.green { color: var(--good); } .tier.yellow { color: #e2b93c; }
.tier.red { color: var(--bad); } .tier.unknown, .tier.review { color: #9aa2f0; }
.scope-line { color: var(--muted); font-size: 12px; margin: 6px 0 12px; }
.kv { margin: 4px 0; font-size: 14px; }
.kv b { color: var(--muted); font-weight: 600; margin-right: 6px; }
ul.flags { margin: 8px 0; padding-left: 18px; font-size: 13.5px; }
ul.flags li { margin: 4px 0; }
.verdict-hero { display: flex; align-items: center; gap: 12px; margin: 4px 0 2px; flex-wrap: wrap; }
.verdict-title { font-size: 24px; font-weight: 800; margin: 0; }
.tier-big { padding: 7px 14px; border-radius: 10px; font-size: 15px; font-weight: 800;
  text-transform: uppercase; letter-spacing: .04em; border: 1.5px solid currentColor; }
.tier-big.green { color: var(--good); } .tier-big.yellow { color: #e2b93c; }
.tier-big.red { color: var(--bad); } .tier-big.unknown { color: #9aa2f0; }
.tier-big.review { color: #d7a5f5; }
.verdict-action { font-size: 15px; margin: 8px 0 4px; }
.facts-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px 20px; margin: 14px 0; }
.fact b { display: block; color: var(--muted); font-size: 11.5px; font-weight: 700;
  text-transform: uppercase; letter-spacing: .05em; margin-bottom: 2px; }
.fact span, .fact a { font-size: 15px; }
.list-title { font-weight: 700; font-size: 14px; margin: 12px 0 2px; }
details.provenance { border: 1px solid var(--line); border-radius: 8px;
  padding: 10px 14px; margin: 14px 0 4px; }
details.provenance summary { cursor: pointer; font-weight: 700; font-size: 14px; color: var(--muted); }
details.provenance[open] summary { margin-bottom: 8px; }
a.src-link { color: var(--accent); }
footer { margin-top: 26px; border-top: 1px solid var(--line); padding-top: 12px; }

/* Secondary auth path ("or use an access code") gets breathing room. */
.alt-auth { margin-top: 28px; }